Coming of Age Day celebrations in Tokyo(9 images)

The Coming of Age Day ceremony, or Seijin Shiki, happens every year on the second Monday of January for those who turned 20 during the year. When a young person turns 20 in Japanese society they have become an adult.

Twenty-year-old participants pose for a group selfie during the Coming-of-Age Day ceremony at an amusement park "Toshimaen" in Tokyo on Monday. Photo by Keizo Mori/UPI | License Photo

The women tend to wear expensive kimonos -- though many rent them due to the high cost. Men tend to wear suits and ties, but some will don traditional garb. Photo by Keizo Mori/UPI | License Photo

When a young person turns 20 in Japan they are then legally allowed to drink, smoke, gamble and drive. Photo by Keizo Mori/UPI | License Photo

People have the day off to celebrate and it is recognized as a public holiday in Japan. Photo by Keizo Mori/UPI | License Photo

The ceremony takes place in every city ward in Japan. An official from their area will congratulate the group on becoming adults and remind them of their duties and privileges. Then they are on their way to celebrate with their friends and families. Photo by Keizo Mori/UPI | License Photo

After the ceremony many go take photos, celebrate at restaurants or go to their local shrine to pray for health and success. Photo by Keizo Mori/UPI | License Photo

Two participants pose for the camera. Photo by Keizo Mori/UPI | License Photo

The number of people who participate in the event has declined in recent years due to the low birth rate and the cost associated with it. Photo by Keizo Mori/UPI | License Photo

There has been a 70% decrease in participation in the past twenty years. Photo by Keizo Mori/UPI | License Photo